GAA610-M
ADVANCED EMISSION GAS MONITORING SYSTEM | OI/GAA610-M-EN REV. B
33
8
Electrical connections
Safety instructions
WARNING
Risk of injury due to live parts.
Improper work on the electrical connections can result in
electric shock.
• Connect the device only with the power supply switched
off.
• Observe the applicable standards and regulations for the
electrical connection.
The electrical connection may only be established by authorized
specialist personnel and in accordance with the connection
diagrams.
The electrical connection information in this manual must be
observed; otherwise, the IP rating may be adversely affected.
Ground the measurement system according to requirements.
Protective lead connection
The protective lead (ground) should be attached to the
protective lead connector before any other connection is made.
Risks of a disconnected protective lead
The device can be hazardous if the protective lead is interrupted
inside or outside the device or if the protective lead is
disconnected.
Notes
• Lay the signal lines separate from the power supply lines.
Carefully plan the combination of signal lines in cables.
• The analyzer system must be hardwired!
• When installing the electrical connections, comply with the
information contained in the drawings set. The connection
drawings in this chapter are only examples.
Cable specification
Note
All cables entering the system must comply with the
flammability class VW1, FT1 or EN60332-1-2/-2-2.
Power supply lines
Analyzer cabinet supply
• 230 V AC, 50 / 60 Hz, Single Phase NON-UPS
power supply; fuse (external) 25A
• Cable Entry: M25 Cable gland for customer
supply cable;
• Cable Type: 3×10 mm
2
• Grounding cable: > 6 mm
2
Connecting cables between analyzer cabinet and sample handling
components
Sample probe power supply • 230 V AC 50/60 Hz;
• Cable Entry: M20 Cable gland for customer
supply cable;
• Cable Type: 3×2.5 mm
2
Probe Heater Alarm Signal • Cable Entry: M20 Cable gland for customer
supply cable
• Cable Type: 2×0.75 mm
2
Back-purge Unit Solenoid
Valves (SOV1/SOV2)
• Cable Entry: M20 Cable gland for customer
supply cable
• Cable Type: 2×1.5 mm
2
Signal lines (Connection between CEMS cabinet and scrubber system)
Analogue Signals to DCS
(only, if hardwired
connection is required)
• Shielded cables for the analog outputs
(current outputs)
• Cable Entry: M25 Cable gland for customer
supply cable
• Cable Type: 6×1 mm
2
Digital Signals to DCS
(only, if hardwired
connection is required)
• Cable Entry: M20 Cable gland for customer
supply cable
• Cable Type: 2×1 mm
2
(System failure)
• Cable Type: 2×1 mm
2
(Maintenance)
• Cable Type: 2×1 mm
2
(Maintenance Request)
• Cable Type: 2×1 mm
2
(Measuring Range Feedback SO
2
)
Modbus Signal to DCS
Cable Entry: M20 Cable gland for customer supply
cable
Ethernet to DCS
Cable Entry: M20 Cable gland for customer supply
cable
Note
Further signal lines might be needed, please check your specific
wiring diagram.
